html,
body {
    width: 100%;
    height: 100%;
}

body {
    margin: 0;
}

.wrap {
    background-color: tan;
    min-width: 320px;
    max-width: 750px;
    min-height: 667px;
    margin: 0 auto;
    background-color: #c3fe8b;
    position: relative;
}

.icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
}